10pcs CUID Gen2 NFC IC Card 13.56Mhz Android App MCT Modify Rewrite Duplicate RFID Tag Sector 0 Block 0 Rewritable ISO14443 HF

10pcs/lot RF HF 13.56mHz CUID Keyfob for Rewritable Clone FM1108 Mi-fare 1K S50 UID Access Control Cabinet Locks Key Card Time Attendance Parking

* Data Transmission Speed: 106 Kboud.
* Read Distance: 1-30mm.
* Read/Write time: 1-3(ms).
* Data Retention : >10 years.

It works exactly like the MF1K, with 16 Sectors and 4 Blocks for each Sector, but the Sector 0 Block Zero known as Manufacturers Block where the Chip UID is stored, can be re-programmed to any UID you wish. This is a perfect solution for a lost irreplaceable- Cards ID, you don’t need to re-enroll in new cards. Just program this new MF 1K’s UID to the UID of the lost card then you have a new the same card.

Application:
Access control, hotel locks, staff attendance, school campus access, membership management, payment control, identification and security systems, parking lot entry, social security management, transportation, municipal and ancillary service.

Function: All block sector are writable. Each block is rewritable and useful
Operating Specifications: Waterproof and dustproof

Packing:
10PCS CUID Keyfobs

Note
This CUID card requires a card reader to write. Writing means just writing the inner code, not writing other data.
The Android Mi-fare Classic Tool and NFC Tools just write data, such as date, name, etc.